/Engine/Source/Runtime/Renderer/Public/PrimitiveSceneInfo.h
Flags needed for shadow culling. These are pulled out of theFPrimitiveSceneProxyso we can do rough culling before dereferencing the proxy.
struct FPrimitiveFlagsCompact
uint8:  1
bCastDynamicShadow
True if the primitive casts dynamic shadows.
uint8:  1
bCastStaticShadow
True if the primitive casts static shadows.
uint8:  1
bIsNaniteMesh
True if the primitive is a Nanite mesh.
uint8:  1
bStaticLighting
True if the primitive will cache static lighting.
uint8:  1
bSupportsGPUScene
True if the primitive draws only meshes that support GPU-Scene.